Properties of the Number -66679

Sixty-Six Thousand Six Hundred Seventy-Nine

Basics

Value: -66680 → -66679 → -66678

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 131 × 509

Divisors: 1, 131, 509, 66679

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000010001110111

Octal: -202167

Duodecimal: -32707

Hexadecimal: -10477

Square: 4446089041

Square Root: 258.22277203995776

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

24 'Reverse and Add' steps are needed to reach a palindrome. A65318

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 35 ones. A31803

Number of zero-sum -n..n arrays of 5 elements with first through third differences also in -n..n. A202513

Expansion of ∑_k>=0 x^k*(k+1) / ∏_j=1..k (1 - j·x^j). A306663